HJC | RPHA 91 Modular Helmet

The RPHA 91 is HJC’s premium modular touring helmet, designed to deliver elevated comfort for every stage of the ride. Its advanced P.I.M. EVO shell offers enhanced shock resistance in a lightweight construction, while the HJ-37 face shield and HJ-V17 sun visor provide a clear, expansive field of vision. A refined chin bar locking system, low-noise interior, and eyewear-friendly EPS design complete a touring experience focused on comfort, convenience, and sophistication. The RPHA 91 is also compatible with the 2nd generation SMART HJC Bluetooth system.

Specs

Brand: HJC
Sizes: XS – 2XL
Colors: Black, White, Semi Flat Metallic Blue, Matte Black, Semi Flat Titanium, Semi Flat Anthracite, N Gray, Blat MC7, Blat MC21, Blat MC1SF, Blat MC5SF, Madal MC1, Madal MC2, Madal MC3H, Fensh MC1, Fensh MC5, Fensh MC8

Features

• Standard: DOT. Meets or exceeds DOT FMVSS 218 requirements. Testing covers impact energy attenuation, penetration resistance, chin strap structural integrity, and labeling requirements for on-road motorcycle helmets.
• PIM EVO Shell. The PIM EVO Shell is engineered with advanced materials including carbon-aramid fiber, carbon fiber, glass fiber, organic non-woven fabric, and natural linen fiber to provide enhanced shock resistance, lightweight construction, and elevated riding comfort.
• ACS. Advanced Channeling Ventilation System: HJC combines cutting-edge technology with expertise gained from developing MotoGP race helmets. The result is our state-of-the-art Advanced Channeling Ventilation System, delivering industry-leading aerodynamics and airflow for enhanced comfort.
• Aerodynamic Performance. Refined aerodynamic performance helps reduce airflow resistance and improve overall stability for a smoother, more confident ride at high speeds.
• Chin Bar Features. Engineered with a dual-axis pivot mechanism, the chin bar sits closer to the helmet shell to reduce air resistance and wind noise, creating a sleek, compact profile, while the retractable chin curtain allows for easy installation in the open position.
• DMS Sun Shield. Dynamic Multi-Step Sun shield lets you fine-tune the visor to the optimal position. It is anti-fog coated and designed to be distortion-free for clear, comfortable vision.
• Eyebrow Ventilation. Integrated eyebrow vents promote efficient airflow and defogging performance, helping maintain a cooler, clearer, and more comfortable riding environment.
• SMART HJC 2nd Gen. Engineered in collaboration with SENA and tailored exclusively for HJC helmets, the SMART HJC 2nd generation premium Bluetooth communication system features a fully integrated all-in-one design that enhances weight balance and aerodynamic performance for an elevated riding experience. All SMART HJC devices are sold separately.
• RPHA Premium Fit Interior. The RPHA Premium Fit Interior is crafted with advanced anti-bacterial fabric engineered for superior moisture-wicking and quick-drying performance. Designed to enhance both comfort and safety, it features 3D-contoured cheek pads with reflective material, while interchangeable cheek pads across all sizes ensure a refined, personalized fit.
• 5 Year Warranty. Warranty coverage applies to manufacturing defects for up to 5 years from the date of purchase or 7 years from the date of manufacture, whichever comes first.

Materials

Made in Vietnam

Why Choose Moto Camp Nerd?

✅Our team personally tests every item (20+ years moto camping experience)

✅Pack sizes verified to fit motorcycle luggage systems

✅Direct access to real riders who camp for advice and support

✅Only gear that passes real-world testing gets in this store

❌ No generic outdoor gear that's
algorithm-chosen or just thrown in the store without reason.

Bottom line: You're supporting a small business with fellow riders and campers, not just buying a product.